1/****************************************************************************
2 ****************************************************************************
3 ***
4 ***   This header was automatically generated from a Linux kernel header
5 ***   of the same name, to make information necessary for userspace to
6 ***   call into the kernel available to libc.  It contains only constants,
7 ***   structures, and macros generated from the original header, and thus,
8 ***   contains no copyrightable information.
9 ***
10 ****************************************************************************
11 ****************************************************************************/
12#ifndef __LINUX_MTD_MAP_H__
13#define __LINUX_MTD_MAP_H__
14
15#include <linux/types.h>
16#include <linux/list.h>
17#include <linux/string.h>
18
19#include <linux/mtd/compatmac.h>
20
21#include <asm/unaligned.h>
22#include <asm/system.h>
23#include <asm/io.h>
24
25#define map_bankwidth_is_1(map) (0)
26
27#define map_bankwidth_is_2(map) (0)
28
29#define map_bankwidth_is_4(map) (0)
30
31#define map_calc_words(map) ((map_bankwidth(map) + (sizeof(unsigned long)-1))/ sizeof(unsigned long))
32
33#define map_bankwidth_is_8(map) (0)
34
35#define map_bankwidth_is_16(map) (0)
36
37#define map_bankwidth_is_32(map) (0)
38
39#ifndef map_bankwidth
40#error "No bus width supported. What's the point?"
41#endif
42
43#define MAX_MAP_LONGS ( ((MAX_MAP_BANKWIDTH*8) + BITS_PER_LONG - 1) / BITS_PER_LONG )
44
45struct map_info {
46 char *name;
47 unsigned long size;
48 unsigned long phys;
49#define NO_XIP (-1UL)
50
51 void __iomem *virt;
52 void *cached;
53
54 int bankwidth;
55
56 void (*inval_cache)(struct map_info *, unsigned long, ssize_t);
57
58 void (*set_vpp)(struct map_info *, int);
59
60 unsigned long map_priv_1;
61 unsigned long map_priv_2;
62 void *fldrv_priv;
63 struct mtd_chip_driver *fldrv;
64};
65
66struct mtd_chip_driver {
67 struct mtd_info *(*probe)(struct map_info *map);
68 void (*destroy)(struct mtd_info *);
69 struct module *module;
70 char *name;
71 struct list_head list;
72};
73
74struct mtd_info *do_map_probe(const char *name, struct map_info *map);
75
76#define ENABLE_VPP(map) do { if(map->set_vpp) map->set_vpp(map, 1); } while(0)
77#define DISABLE_VPP(map) do { if(map->set_vpp) map->set_vpp(map, 0); } while(0)
78
79#define INVALIDATE_CACHED_RANGE(map, from, size)   do { if(map->inval_cache) map->inval_cache(map, from, size); } while(0)
80
81#define map_word_andequal(m, a, b, z) map_word_equal(m, z, map_word_and(m, a, b))
82#if BITS_PER_LONG >= 64
83#endif
84#ifdef __LITTLE_ENDIAN
85#else
86#endif
87#if BITS_PER_LONG < 64
88#define MAP_FF_LIMIT 4
89#else
90#define MAP_FF_LIMIT 8
91#endif
92#if BITS_PER_LONG >= 64
93#endif
94#if BITS_PER_LONG >= 64
95#endif
96#define map_read(map, ofs) inline_map_read(map, ofs)
97#define map_copy_from(map, to, from, len) inline_map_copy_from(map, to, from, len)
98#define map_write(map, datum, ofs) inline_map_write(map, datum, ofs)
99#define map_copy_to(map, to, from, len) inline_map_copy_to(map, to, from, len)
100#define simple_map_init(map) BUG_ON(!map_bankwidth_supported((map)->bankwidth))
101#define map_is_linear(map) ({ (void)(map); 1; })
102#endif
103